1 /*
2 * Copyright (c) 2021-2022, Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
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8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 //!
23 //! \file     decode_vvc_mv_buffers.cpp
24 //! \brief    Defines MV buffers related logic for vvc decode
25 //!
26 
27 #include "decode_vvc_basic_feature.h"
28 #include "decode_utils.h"
29 #include "decode_vvc_mv_buffers.h"
30 #include "codec_def_decode_vvc.h"
31 
32 namespace decode
33 {
34 
Init(void * hwInterface,DecodeAllocator & allocator,VvcBasicFeature & basicFeature)35 MOS_STATUS VvcMvBufferOpInf::Init(void* hwInterface, DecodeAllocator& allocator,
36                                    VvcBasicFeature& basicFeature)
37 {
38     DECODE_CHK_STATUS(BufferOpInf::Init(hwInterface, allocator, basicFeature));
39     if (m_hwInterface != nullptr)
40     {
41         auto itf  = static_cast<CodechalHwInterfaceNext *>(m_hwInterface);
42         m_vvcpItf = std::static_pointer_cast<mhw::vdbox::vvcp::Itf>(itf->GetVvcpInterfaceNext());
43     }
44     DECODE_CHK_NULL(m_vvcpItf);
45 
46     return MOS_STATUS_SUCCESS;
47 }
48 
Allocate()49 MOS_BUFFER* VvcMvBufferOpInf::Allocate()
50 {
51     DECODE_FUNC_CALL();
52 
53     mhw::vdbox::vvcp::VvcpBufferSizePar vvcpBufSizeParam;
54     MOS_ZeroMemory(&vvcpBufSizeParam, sizeof(vvcpBufSizeParam));
55     vvcpBufSizeParam.m_picWidth  = m_basicFeature->m_width;
56     vvcpBufSizeParam.m_picHeight = m_basicFeature->m_height;
57     if (m_vvcpItf->GetVvcpBufSize(mhw::vdbox::vvcp::vcMvTemporalBuffer, &vvcpBufSizeParam) != MOS_STATUS_SUCCESS)
58     {
59         return nullptr;
60     }
61 
62     return m_allocator->AllocateBuffer(
63         vvcpBufSizeParam.m_bufferSize,
64         "MvTemporalBuffer",
65         resourceInternalReadWriteCache,
66         notLockableVideoMem);
67 }
68 
Resize(MOS_BUFFER * & buffer)69 MOS_STATUS VvcMvBufferOpInf::Resize(MOS_BUFFER* &buffer)
70 {
71     DECODE_FUNC_CALL();
72 
73     if (buffer == nullptr)
74     {
75         DECODE_CHK_NULL(buffer = Allocate());
76         return MOS_STATUS_SUCCESS;
77     }
78 
79     mhw::vdbox::vvcp::VvcpBufferSizePar vvcpBufSizeParam;
80     MOS_ZeroMemory(&vvcpBufSizeParam, sizeof(vvcpBufSizeParam));
81     vvcpBufSizeParam.m_picWidth  = m_basicFeature->m_width;
82     vvcpBufSizeParam.m_picHeight = m_basicFeature->m_height;
83     DECODE_CHK_STATUS(m_vvcpItf->GetVvcpBufSize(
84         mhw::vdbox::vvcp::vcMvTemporalBuffer,
85         &vvcpBufSizeParam));
86 
87     return m_allocator->Resize(buffer, vvcpBufSizeParam.m_bufferSize, notLockableVideoMem, false);
88 }
89 
Destroy(MOS_BUFFER * & buffer)90 void VvcMvBufferOpInf::Destroy(MOS_BUFFER* &buffer)
91 {
92     DECODE_FUNC_CALL();
93     if (m_allocator != nullptr)
94     {
95         m_allocator->Destroy(buffer);
96     }
97 }
98 
99 }  // namespace decode
100